/* ============================================
   COURSE.CSS — All Course Pages Shared Styles
============================================ */

/* ============================================
   1. COURSE HERO
============================================ */
.course-hero {
  padding: 60px 0 80px;
  position: relative;
  overflow: hidden;
}

.ch-blue {
  background: linear-gradient(135deg, #e8f0ff 0%, #f0f5ff 50%, #fff7f0 100%);
}
.ch-green {
  background: linear-gradient(135deg, #e6faf5 0%, #f0fff8 50%, #fff7f0 100%);
}
.ch-orange {
  background: linear-gradient(135deg, #fff0e6 0%, #fff7f0 50%, #e8f0ff 100%);
}
.ch-purple {
  background: linear-gradient(135deg, #f3eaff 0%, #f8f0ff 50%, #e8f0ff 100%);
}

.ch-bg-dots {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(30,91,255,0.07) 1.5px, transparent 1.5px);
  background-size: 28px 28px;
  pointer-events: none;
}

.ch-wrap {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: start;
  position: relative;
  z-index: 2;
}

/* Breadcrumb inside hero */
.ch-left .breadcrumb {
  margin-bottom: 24px;
}

.ch-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--grad-orange);
  color: #fff;
  padding: 8px 18px;
  border-radius: 50px;
  font-size: 0.82rem;
  font-weight: 700;
  margin-bottom: 22px;
  box-shadow: 0 8px 20px rgba(255,107,26,0.3);
}

.ch-title {
  font-size: 3rem;
  font-weight: 800;
  color: var(--dark);
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -0.5px;
}

.ch-highlight {
  background: var(--grad-blue);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.ch-desc {
  font-size: 1.05rem;
  color: var(--gray-5);
  line-height: 1.8;
  margin-bottom: 30px;
  max-width: 580px;
}

/* Highlights checklist */
.ch-highlights {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 32px;
}

.ch-hl-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.92rem;
  color: var(--gray-6);
  font-weight: 500;
}

.ch-hl-item i {
  color: var(--green);
  font-size: 1rem;
  flex-shrink: 0;
}

/* Meta row */
.ch-meta {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
  padding: 24px 0;
  border-top: 1px solid var(--gray-3);
  border-bottom: 1px solid var(--gray-3);
  margin-bottom: 30px;
}

.cm-item {
  display: flex;
  align-items: center;
  gap: 12px;
}

.cm-ico {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--blue-light);
  color: var(--blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.cm-item strong {
  display: block;
  font-size: 1rem;
  font-weight: 800;
  color: var(--dark);
  line-height: 1;
}

.cm-item span {
  font-size: 0.78rem;
  color: var(--gray-5);
  margin-top: 3px;
  display: block;
}

.ch-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* ============================================
   JOIN FORM CARD
============================================ */
.join-form-card {
  background: #fff;
  border-radius: 28px;
  padding: 40px 36px;
  box-shadow: 0 25px 60px rgba(15,23,42,0.12);
  border: 1px solid var(--gray-2);
  position: sticky;
  top: 100px;
}

.jf-header {
  text-align: center;
  margin-bottom: 28px;
}

.jf-icon {
  width: 64px;
  height: 64px;
  border-radius: 18px;
  background: var(--grad-blue);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin: 0 auto 16px;
}

.jf-header h3 {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 8px;
}

.jf-header p {
  font-size: 0.9rem;
  color: var(--gray-5);
  line-height: 1.6;
}

.join-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--gray-6);
  display: flex;
  align-items: center;
  gap: 8px;
}

.form-group label i {
  color: var(--blue);
  width: 14px;
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 13px 16px;
  border: 1.5px solid var(--gray-3);
  border-radius: 12px;
  font-family: var(--font);
  font-size: 0.92rem;
  color: var(--dark);
  background: #fff;
  transition: all 0.3s;
  outline: none;
}

.form-group input:focus,
.form-group select:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 4px rgba(30,91,255,0.08);
}

.form-group input::placeholder {
  color: var(--gray-4);
}

.btn-form-submit {
  width: 100%;
  padding: 16px;
  background: var(--grad-blue);
  color: #fff;
  border: none;
  border-radius: 14px;
  font-family: var(--font);
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: all 0.3s;
  box-shadow: 0 10px 25px rgba(30,91,255,0.3);
}

.btn-form-submit:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 30px rgba(30,91,255,0.45);
  filter: brightness(1.05);
}

.form-note {
  text-align: center;
  font-size: 0.78rem;
  color: var(--gray-4);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

/* ============================================
   2. COURSE DESCRIPTION SECTION
============================================ */
.course-desc-sec {
  padding: 100px 0;
  background: #fff;
}

.cds-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.7fr;
  gap: 60px;
  align-items: start;
}

.cds-title {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 20px;
  line-height: 1.2;
}

.cds-main p {
  font-size: 1rem;
  color: var(--gray-5);
  line-height: 1.8;
  margin-bottom: 16px;
}

.cds-what {
  margin: 40px 0;
}

.cds-what h3 {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 24px;
}

.cds-topics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.cds-topic-col {
  background: var(--gray-1);
  border-radius: 16px;
  padding: 22px 20px;
  border: 1px solid var(--gray-2);
}

.cds-topic-col h4 {
  font-size: 1rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.cds-topic-col ul {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.cds-topic-col ul li {
  font-size: 0.88rem;
  color: var(--gray-6);
  padding-left: 14px;
  position: relative;
}

.cds-topic-col ul li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--orange);
  font-size: 0.8rem;
}

.cds-features {
  margin-top: 40px;
}

.cds-features h3 {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 24px;
}

.cds-feat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.cds-feat-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px;
  background: var(--gray-1);
  border-radius: 16px;
  border: 1px solid var(--gray-2);
  transition: all 0.3s;
}

.cds-feat-item:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--blue-light);
  transform: translateY(-3px);
}

.cfi-ico {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.cfi-blue { background: var(--blue-light); color: var(--blue); }
.cfi-orange { background: var(--orange-light); color: var(--orange); }
.cfi-green { background: var(--green-light); color: var(--green); }
.cfi-purple { background: var(--purple-light); color: var(--purple); }

.cds-feat-item strong {
  display: block;
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 4px;
}

.cds-feat-item p {
  font-size: 0.85rem;
  color: var(--gray-5);
  line-height: 1.6;
  margin: 0;
}

/* SIDEBAR */
.cds-sidebar {
  position: sticky;
  top: 100px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.cds-info-card {
  background: #fff;
  border: 1px solid var(--gray-2);
  border-radius: 22px;
  padding: 28px;
  box-shadow: var(--shadow-md);
}

.cds-info-card h4 {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.cds-info-card h4 i {
  color: var(--blue);
}

.cds-info-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.cds-info-list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--gray-2);
  flex-wrap: wrap;
  gap: 6px;
}

.cds-info-list li:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.cil-label {
  font-size: 0.85rem;
  color: var(--gray-5);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 8px;
}

.cil-label i {
  color: var(--blue);
  width: 16px;
  text-align: center;
}

.cil-val {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--dark);
  text-align: right;
}

.cds-contact-card {
  background: var(--grad-dark);
  border-radius: 22px;
  padding: 28px;
  text-align: center;
}

.cds-contact-card h4 {
  font-size: 1.1rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 8px;
}

.cds-contact-card p {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.7);
  margin-bottom: 20px;
}

.ccc-call,
.ccc-wa {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 20px;
  border-radius: 12px;
  font-size: 0.9rem;
  font-weight: 700;
  transition: all 0.3s;
  margin-bottom: 10px;
}

.ccc-call {
  background: #fff;
  color: var(--blue);
}

.ccc-call:hover {
  background: var(--blue);
  color: #fff;
}

.ccc-wa {
  background: #25d366;
  color: #fff;
}

.ccc-wa:hover {
  background: #1da855;
  transform: translateY(-2px);
}

/* ============================================
   3. WHY CHOOSE
============================================ */
.course-why-sec {
  padding: 100px 0;
  background: var(--grad-soft);
}

.cw-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.cw-card {
  background: #fff;
  border-radius: 22px;
  padding: 36px 30px;
  border: 1px solid var(--gray-2);
  transition: all 0.3s;
}

.cw-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: transparent;
}

.cw-ico {
  width: 60px;
  height: 60px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 22px;
  transition: transform 0.3s;
}

.cw-card:hover .cw-ico {
  transform: rotate(-8deg) scale(1.1);
}

.cw-blue { background: var(--blue-light); color: var(--blue); }
.cw-orange { background: var(--orange-light); color: var(--orange); }
.cw-green { background: var(--green-light); color: var(--green); }
.cw-purple { background: var(--purple-light); color: var(--purple); }

.cw-card h3 {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 12px;
}

.cw-card p {
  font-size: 0.93rem;
  color: var(--gray-5);
  line-height: 1.7;
}

/* ============================================
   4. ACHIEVERS
============================================ */
.course-achievers-sec {
  padding: 100px 0;
  background: #fff;
}

.ca-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.ca-card {
  background: #fff;
  border-radius: 22px;
  overflow: hidden;
  border: 1px solid var(--gray-2);
  transition: all 0.4s;
}

.ca-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-xl);
  border-color: transparent;
}

.ca-img {
  position: relative;
  height: 280px;
  overflow: hidden;
}

.ca-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  transition: transform 0.6s ease;
}

.ca-card:hover .ca-img img {
  transform: scale(1.08);
}

.ca-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  background: var(--grad-orange);
  color: #fff;
  padding: 6px 14px;
  border-radius: 50px;
  font-size: 0.78rem;
  font-weight: 700;
  box-shadow: 0 6px 15px rgba(255,107,26,0.4);
}

.ca-info {
  padding: 22px;
}

.ca-info h3 {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 4px;
}

.ca-exam {
  font-size: 0.82rem;
  color: var(--blue);
  font-weight: 600;
  margin-bottom: 14px;
}

.ca-stats {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 14px;
}

.ca-stats span {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--gray-6);
  font-weight: 500;
}

.ca-stats i {
  color: var(--orange);
  width: 16px;
  text-align: center;
}

.ca-info blockquote {
  font-size: 0.82rem;
  color: var(--gray-5);
  font-style: italic;
  padding: 12px 14px;
  background: var(--gray-1);
  border-radius: 10px;
  border-left: 3px solid var(--orange);
  line-height: 1.6;
  margin: 0;
}

/* ============================================
   RESPONSIVE — COURSE PAGES
============================================ */
@media (max-width: 1100px) {
  .ch-wrap { grid-template-columns: 1fr; gap: 50px; }
  .cds-grid { grid-template-columns: 1fr; }
  .cds-sidebar { position: static; }
  .ca-grid { grid-template-columns: repeat(2, 1fr); }
  .cw-grid { grid-template-columns: repeat(2, 1fr); }
  .cds-topics { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .course-hero { padding: 40px 0 60px; }
  .ch-title { font-size: 2.2rem; }
  .ch-highlights { grid-template-columns: 1fr; }
  .ch-meta { gap: 18px; }
  .cds-feat-grid { grid-template-columns: 1fr; }
  .ca-grid { grid-template-columns: 1fr; }
  .cw-grid { grid-template-columns: 1fr; }
  .join-form-card { padding: 28px 22px; }
  .course-desc-sec,
  .course-why-sec,
  .course-achievers-sec { padding: 60px 0; }
}

@media (max-width: 480px) {
  .ch-title { font-size: 1.8rem; }
  .cds-title { font-size: 1.8rem; }
  .ch-actions { flex-direction: column; }
  .ch-actions .btn-primary,
  .ch-actions .btn-outline { width: 100%; justify-content: center; }
}